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MOBICOM
2009
ACM
15 years 4 months ago
Optimal beam scheduling for multicasting in wireless networks
We consider the problem of efficient link-layer multicasting in wireless networks with switched beamforming antennas. The inherent tradeoff between multicasting and beamforming ...
Karthikeyan Sundaresan, Kishore Ramachandran, Samp...
IPPS
2008
IEEE
15 years 4 months ago
On synthesizing workloads emulating MPI applications
Evaluation of high performance parallel systems is a delicate issue, due to the difficulty of generating workloads that represent, with fidelity, those that will run on actual sys...
Javier Navaridas, José Miguel-Alonso, Franc...
GBRPR
2007
Springer
15 years 3 months ago
Approximating TSP Solution by MST Based Graph Pyramid
The traveling salesperson problem (TSP) is difficult to solve for input instances with large number of cities. Instead of finding the solution of an input with a large number of c...
Yll Haxhimusa, Walter G. Kropatsch, Zygmunt Pizlo,...
SSDBM
2006
IEEE
139views Database» more  SSDBM 2006»
15 years 3 months ago
Sampling Trajectory Streams with Spatiotemporal Criteria
Monitoring movement of high-dimensional points is essential for environmental databases, geospatial applications, and biodiversity informatics as it reveals crucial information ab...
Michalis Potamias, Kostas Patroumpas, Timos K. Sel...
AIME
2005
Springer
15 years 3 months ago
Electrocardiographic Imaging: Towards Automated Interpretation of Activation Maps
Abstract. In present clinical practice, information about the heart electrical activity is routinely gathered through ECG’s, which record electrical potential from just nine site...
Liliana Ironi, Stefania Tentoni